Endress+Hauser Proline Prosonic Flow I 400 Operating Instructions Manual page 38

Electrical connection
38
4. Mount the screw part in the center cable entry at the top and then guide both sensor
cables through the entry. Then fit the coupling nut with the sealing insert on the
screw part and tighten. Ensure that the sensor cables are positioned in the cut-outs
provided in the screw part.
5. Connect sensor cable to channel 1 upstream.
6. Connect sensor cable to channel 1 downstream.
7. For a two-path measurement: proceed as per steps 3+4
8. Connect sensor cable to channel 2 upstream.
9. Connect sensor cable to channel 2 downstream.
10. Tighten the cable gland(s).
 This concludes the process for connecting the sensor cable(s).
11.
WARNING
L
Housing degree of protection may be voided due to insufficient sealing of the
housing.
‣
Screw in the screw without using any lubricant.
Reverse the removal procedure to reassemble the transmitter.
Proline Prosonic Flow I 400 Modbus RS485
Endress+Hauser